<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <title>Document</title>

  <style>
    .box {
      width: 300px;
      height: 200px;
      margin: 200px auto;
    }
  </style>
</head>

<body>
  <div class="box">
    <!-- <form action="http://127.0.0.1:8888/search" method="get"> -->
    <form action="/search" method="get">
      <input type="text" / name="inputsearch">
      <button type="submit">搜索</button>
    </form>
  </div>
</body>

</html>